Gsdd No B-12 (Gc Gs 4)

GRASSHOPPER CREEK-TR· Atchison, Kansas· Built 2002· Earth· 25 ft tall
Low Hazard Debris Control Local Government

Key Takeaway

Gsdd No B-12 (Gc Gs 4) is classified as low hazard in Kansas. It was completed in 2002 and is 24 years old. Its primary use is debris control.

Physical Details

Dam Height 25 ft (taller than 46.5% in KS)
Dam Length750 ft
Dam TypeEarth
Max Storage381 acre-ft
Normal Storage56 acre-ft
Surface Area12 acres
Drainage Area1 sq mi
Max Discharge1,327 cfs
Year Completed2002 (24 years old)
NID IDKS09167

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: August 20, 2002
State Regulated: Yes
Regulatory Agency: KS Dept. of Agriculture

Ownership

DELAWARE WJD NO 10

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Gsdd No B-12 (Gc Gs 4)?

Gsdd No B-12 (Gc Gs 4) is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Gsdd No B-12 (Gc Gs 4)?

Gsdd No B-12 (Gc Gs 4) is owned by DELAWARE WJD NO 10 (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Gsdd No B-12 (Gc Gs 4) built?

Gsdd No B-12 (Gc Gs 4) was completed in 2002, making it 24 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Gsdd No B-12 (Gc Gs 4)?

Gsdd No B-12 (Gc Gs 4) serves the following purposes: Debris Control. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Gsdd No B-12 (Gc Gs 4)?

Gsdd No B-12 (Gc Gs 4) has a dam height of 25 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Gsdd No B-12 (Gc Gs 4) last inspected?

Gsdd No B-12 (Gc Gs 4) was last inspected on August 20, 2002. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.